Mailman 3 January 2009 - Python-checkins

r69146 - python/trunk/Objects/unicodeobject.c
by benjamin.peterson 31 Jan '09

31 Jan '09

Author: benjamin.peterson Date: Sat Jan 31 22:47:42 2009 New Revision: 69146 Log: fix indentation Modified: python/trunk/Objects/unicodeobject.c Modified: python/trunk/Objects/unicodeobject.c ============================================================================== --- python/trunk/Objects/unicodeobject.c (original) +++ python/trunk/Objects/unicodeobject.c Sat Jan 31 22:47:42 2009 @@ -1217,7 +1217,7 @@ } if (encoding == NULL) - encoding = PyUnicode_GetDefaultEncoding(); + encoding = PyUnicode_GetDefaultEncoding(); /* Encode via the codec registry */ v = PyCodec_Encode(unicode, encoding, errors); @@ -1241,7 +1241,7 @@ } if (encoding == NULL) - encoding = PyUnicode_GetDefaultEncoding(); + encoding = PyUnicode_GetDefaultEncoding(); /* Shortcuts for common default encodings */ if (errors == NULL) {

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r69145 - peps/trunk/pep-0374.txt
by brett.cannon 31 Jan '09

31 Jan '09

Author: brett.cannon Date: Sat Jan 31 22:44:09 2009 New Revision: 69145 Log: De-emphasize release schedules. Also mention how Mercurial is now on a timed release schedule. Modified: peps/trunk/pep-0374.txt Modified: peps/trunk/pep-0374.txt ============================================================================== --- peps/trunk/pep-0374.txt (original) +++ peps/trunk/pep-0374.txt Sat Jan 31 22:44:09 2009 @@ -1312,15 +1312,9 @@ Development =========== -All three projects are under active development to some degree. Both -Git and Bazaar seem to release on a monthly schedule. Mercurial, on -the other hand, seems to release roughly once a quarter. - -For the two Python-based DVCSs, the amount of time until a release -that is compatible with Python 2.6 can also be a sign of how active -the development is. Bazaar was compatible with 2.6 as of version 1.8 -which was released two weeks after 2.6 came out. Mercurial, on the -other hand, took two months to be compatible with its 1.1 release. +All three projects are under active development. Git seems to be on a +monthly release schedule. Bazaar is on a time-released monthly +schedule. Mercurial is on a 4-month, timed release schedule. Special Features

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buildbot failure in x86 osx.5 trunk
by buildbot＠python.org 31 Jan '09

31 Jan '09

The Buildbot has detected a new failure of x86 osx.5 trunk. Full details are available at: http://www.python.org/dev/buildbot/all/x86%20osx.5%20trunk/builds/575 Buildbot URL: http://www.python.org/dev/buildbot/all/ Buildslave for this Build: heller-x86-osx5 Build Reason: Build Source Stamp: [branch trunk] HEAD Blamelist: benjamin.peterson BUILD FAILED: failed test Excerpt from the test logfile: 1 test failed: test_zipimport_support make: *** [buildbottest] Error 1 sincerely, -The Buildbot

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r69144 - sandbox/trunk/release/release.py
by benjamin.peterson 31 Jan '09

31 Jan '09

Author: benjamin.peterson Date: Sat Jan 31 22:21:22 2009 New Revision: 69144 Log: touch opcode_targets.h, too Modified: sandbox/trunk/release/release.py Modified: sandbox/trunk/release/release.py ============================================================================== --- sandbox/trunk/release/release.py (original) +++ sandbox/trunk/release/release.py Sat Jan 31 22:21:22 2009 @@ -261,8 +261,9 @@ os.unlink(name) except OSError: pass - print 'Touching Python-ast.h and Python-ast.c' - for name in ('Include/Python-ast.h', 'Python/Python-ast.c'): + print 'Touching Python-ast.h, Python-ast.c, and opcode_targets.h' + for name in ('Include/Python-ast.h', 'Python/Python-ast.c', + 'opcode_targets.h'): os.utime(name, None) docdist = build_docs() @@ -273,7 +274,7 @@ shutil.rmtree('build') shutil.rmtree('dist') shutil.rmtree('tools/docutils') - shutil.rmtree('tools/jinja') + shutil.rmtree('tools/jinja2') shutil.rmtree('tools/pygments') shutil.rmtree('tools/sphinx') for dirpath, dirnames, filenames in os.walk('.'):

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buildbot failure in OS X x86 trunk
by buildbot＠python.org 31 Jan '09

31 Jan '09

The Buildbot has detected a new failure of OS X x86 trunk. Full details are available at: http://www.python.org/dev/buildbot/all/OS%20X%20x86%20trunk/builds/68 Buildbot URL: http://www.python.org/dev/buildbot/all/ Buildslave for this Build: noller-osx86 Build Reason: Build Source Stamp: [branch trunk] HEAD Blamelist: mark.dickinson BUILD FAILED: failed test Excerpt from the test logfile: make: *** [buildbottest] Abort trap sincerely, -The Buildbot

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r69143 - python/trunk/Lib/heapq.py
by benjamin.peterson 31 Jan '09

31 Jan '09

Author: benjamin.peterson Date: Sat Jan 31 22:00:10 2009 New Revision: 69143 Log: I believe the intention here was to avoid a global lookup Modified: python/trunk/Lib/heapq.py Modified: python/trunk/Lib/heapq.py ============================================================================== --- python/trunk/Lib/heapq.py (original) +++ python/trunk/Lib/heapq.py Sat Jan 31 22:00:10 2009 @@ -195,7 +195,7 @@ heapify(result) _heappushpop = heappushpop for elem in it: - heappushpop(result, elem) + _heappushpop(result, elem) result.sort(reverse=True) return result

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r69142 - in sandbox/trunk/dbm_sqlite/alt: dbsqlite.py
by raymond.hettinger 31 Jan '09

31 Jan '09

Author: raymond.hettinger Date: Sat Jan 31 21:57:02 2009 New Revision: 69142 Log: Save alternative code for dbsqlite. Added: sandbox/trunk/dbm_sqlite/alt/ sandbox/trunk/dbm_sqlite/alt/dbsqlite.py (contents, props changed) Added: sandbox/trunk/dbm_sqlite/alt/dbsqlite.py ============================================================================== --- (empty file) +++ sandbox/trunk/dbm_sqlite/alt/dbsqlite.py Sat Jan 31 21:57:02 2009 @@ -0,0 +1,169 @@ +#!/usr/bin/env python3.0 +''' Dbm based on sqlite -- Needed to support shelves + +Key and values are always stored as bytes. This means that when strings are +used they are implicitly converted to the default encoding before being +stored. + +Issues: + + # ??? how to coordinate with whichdb + # ??? Size of text fields fixed or varchar (do we need blobs) + # ??? does default encoding affect str-->bytes or PySqlite3 always use UTF-8 + # ??? if pure python overhead and pysqlite overhead is too high, rewrite in C +''' + +__all__ = ['error', 'open'] + +import sqlite3 +import collections +from operator import itemgetter + +error = sqlite3.DatabaseError + +class SQLhash(collections.MutableMapping): + + def __init__(self, filename=':memory:', flags='r', mode=None): + # XXX add flag/mode handling + # c -- create if it doesn't exist + # n -- new empty + # w -- open existing + # r -- readonly + + MAKE_SHELF = 'CREATE TABLE IF NOT EXISTS shelf (key TEXT NOT NULL, value TEXT NOT NULL)' + MAKE_INDEX = 'CREATE UNIQUE INDEX IF NOT EXISTS keyndx ON shelf (key)' + self.conn = sqlite3.connect(filename) + self.conn.text_factory = bytes + self.conn.execute(MAKE_SHELF) + self.conn.execute(MAKE_INDEX) + self.conn.commit() + + def __len__(self): + GET_LEN = 'SELECT COUNT(*) FROM shelf' + return self.conn.execute(GET_LEN).fetchone()[0] + + def keys(self): + return SQLhashKeysView(self) + + def values(self): + return SQLhashValuesView(self) + + def items(self): + return SQLhashItemsView(self) + + def __iter__(self): + return iter(self.keys()) + + def __contains__(self, key): + GET_ITEM = 'SELECT value FROM shelf WHERE key = ?' + return self.conn.execute(GET_ITEM, (key,)).fetchone() is not None + + def __getitem__(self, key): + GET_ITEM = 'SELECT value FROM shelf WHERE key = ?' + item = self.conn.execute(GET_ITEM, (key,)).fetchone() + if item is None: + raise KeyError(key) + return item[0] + + def __setitem__(self, key, value): + ADD_ITEM = 'REPLACE INTO shelf (key, value) VALUES (?,?)' + self.conn.execute(ADD_ITEM, (key, value)) + #self.conn.commit() + + def __delitem__(self, key): + if key not in self: + raise KeyError(key) + DEL_ITEM = 'DELETE FROM shelf WHERE key = ?' + self.conn.execute(DEL_ITEM, (key,)) + #self.conn.commit() + + def update(self, items=(), **kwds): + if isinstance(items, collections.Mapping): + items = items.items() + UPDATE_ITEMS = 'REPLACE INTO shelf (key, value) VALUES (?, ?)' + self.conn.executemany(UPDATE_ITEMS, items) + self.conn.commit() + if kwds: + self.update(kwds) + + def clear(self): + CLEAR_ALL = 'DELETE FROM shelf; VACUUM;' + self.conn.executescript(CLEAR_ALL) + self.conn.commit() + + def close(self): + if self.conn is not None: + self.conn.commit() + self.conn.close() + self.conn = None + + def __del__(self): + self.close() + +class ListRepr: + + def __repr__(self): + return repr(list(self)) + +class SQLhashKeysView(collections.KeysView, ListRepr): + + def __iter__(self): + GET_KEYS = 'SELECT key FROM shelf ORDER BY ROWID' # ??? does order by result in diff opcodes + return map(itemgetter(0), self._mapping.conn.cursor().execute(GET_KEYS)) + +class SQLhashValuesView(collections.ValuesView, ListRepr): + + def __iter__(self): + GET_VALUES = 'SELECT value FROM shelf ORDER BY ROWID' + return map(itemgetter(0), self._mapping.conn.cursor().execute(GET_VALUES)) + +class SQLhashItemsView(collections.ValuesView, ListRepr): + + def __iter__(self): + GET_ITEMS = 'SELECT key, value FROM shelf ORDER BY ROWID' + return iter(self._mapping.conn.cursor().execute(GET_ITEMS)) + +def open(file=None, *args): + if file is not None: + return SQLhash(file) + return SQLhash() + + +if __name__ in '__main___': + for d in SQLhash(), SQLhash('example'): + print(list(d), "start") + d['abc'] = 'lmno' + print(d['abc']) + d['abc'] = 'rsvp' + d['xyz'] = 'pdq' + print(d.items()) + print(d.values()) + print(d.keys()) + print(list(d), 'list') + d.update(p='x', q='y', r='z') + print(d.items()) + + del d['abc'] + try: + print(d['abc']) + except KeyError: + pass + else: + raise Exception('oh noooo!') + + try: + del d['abc'] + except KeyError: + pass + else: + raise Exception('drat!') + + print(list(d)) + d.clear() + print(list(d)) + d.update(p='x', q='y', r='z') + print(list(d)) + d['xyz'] = 'pdq' + + print() + d.close()

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r69141 - python/trunk/Doc/library/itertools.rst
by benjamin.peterson 31 Jan '09

31 Jan '09

Author: benjamin.peterson Date: Sat Jan 31 21:01:48 2009 New Revision: 69141 Log: fix indentation Modified: python/trunk/Doc/library/itertools.rst Modified: python/trunk/Doc/library/itertools.rst ============================================================================== --- python/trunk/Doc/library/itertools.rst (original) +++ python/trunk/Doc/library/itertools.rst Sat Jan 31 21:01:48 2009 @@ -738,26 +738,26 @@ s = list(iterable) return chain.from_iterable(combinations(s, r) for r in range(len(s)+1)) - def unique_everseen(iterable, key=None): - "List unique elements, preserving order. Remember all elements ever seen." - # unique_everseen('AAAABBBCCDAABBB') --> A B C D - # unique_everseen('ABBCcAD', str.lower) --> A B C D - seen = set() - seen_add = seen.add - if key is None: - for element in iterable: - if element not in seen: - seen_add(element) - yield element - else: - for element in iterable: - k = key(element) - if k not in seen: - seen_add(k) - yield element + def unique_everseen(iterable, key=None): + "List unique elements, preserving order. Remember all elements ever seen." + # unique_everseen('AAAABBBCCDAABBB') --> A B C D + # unique_everseen('ABBCcAD', str.lower) --> A B C D + seen = set() + seen_add = seen.add + if key is None: + for element in iterable: + if element not in seen: + seen_add(element) + yield element + else: + for element in iterable: + k = key(element) + if k not in seen: + seen_add(k) + yield element - def unique_justseen(iterable, key=None): - "List unique elements, preserving order. Remember only the element just seen." - # unique_justseen('AAAABBBCCDAABBB') --> A B C D A B - # unique_justseen('ABBCcAD', str.lower) --> A B C A D - return imap(next, imap(itemgetter(1), groupby(iterable, key))) + def unique_justseen(iterable, key=None): + "List unique elements, preserving order. Remember only the element just seen." + # unique_justseen('AAAABBBCCDAABBB') --> A B C D A B + # unique_justseen('ABBCcAD', str.lower) --> A B C A D + return imap(next, imap(itemgetter(1), groupby(iterable, key)))

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buildbot failure in sparc solaris10 gcc 3.0
by buildbot＠python.org 31 Jan '09

31 Jan '09

The Buildbot has detected a new failure of sparc solaris10 gcc 3.0. Full details are available at: http://www.python.org/dev/buildbot/all/sparc%20solaris10%20gcc%203.0/builds… Buildbot URL: http://www.python.org/dev/buildbot/all/ Buildslave for this Build: loewis-sun Build Reason: Build Source Stamp: [branch branches/release30-maint] HEAD Blamelist: benjamin.peterson BUILD FAILED: failed test Excerpt from the test logfile: 1 test failed: test_posix ====================================================================== ERROR: test_getcwd_long_pathnames (test.test_posix.PosixTester) ---------------------------------------------------------------------- Traceback (most recent call last): File "/home2/buildbot/slave/3.0.loewis-sun/build/Lib/test/test_posix.py", line 252, in test_getcwd_long_pathnames support.rmtree(base_path) File "/home2/buildbot/slave/3.0.loewis-sun/build/Lib/test/support.py", line 98, in rmtree shutil.rmtree(path) File "/home2/buildbot/slave/3.0.loewis-sun/build/Lib/shutil.py", line 225, in rmtree onerror(os.rmdir, path, sys.exc_info()) File "/home2/buildbot/slave/3.0.loewis-sun/build/Lib/shutil.py", line 223, in rmtree os.rmdir(path) OSError: [Errno 22] Invalid argument: '/home2/buildbot/slave/3.0.loewis-sun/build/@test.getcwd/@test.getcwd' sincerely, -The Buildbot

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buildbot failure in ia64 Ubuntu 2.6
by buildbot＠python.org 31 Jan '09

31 Jan '09

The Buildbot has detected a new failure of ia64 Ubuntu 2.6. Full details are available at: http://www.python.org/dev/buildbot/all/ia64%20Ubuntu%202.6/builds/80 Buildbot URL: http://www.python.org/dev/buildbot/all/ Buildslave for this Build: klose-debian-ia64 Build Reason: Build Source Stamp: [branch branches/release26-maint] HEAD Blamelist: benjamin.peterson BUILD FAILED: failed test Excerpt from the test logfile: 1 test failed: test_urllib2 make: *** [buildbottest] Error 1 sincerely, -The Buildbot

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